Home / 19,247.31-26,567.82-11,286.63

Finding the Fourth Proportional to 19,247.31, 26,567.82 and 11,286.63

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Solution

The fourth proportional to 19,247.31, 26,567.82 and 11,286.63 is: 15,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.31 : 26,567.82 = 11,286.63 : x
  2. Step 2: Convert to fraction form
    19,247.31/26,567.82 = 11,286.63/x
  3. Step 3: Cross multiply
    19,247.31x = 26,567.82 × 11,286.63
  4. Step 4: Simplify right side
    19,247.31x = 299,861,154.25
  5. Step 5: Solve for x
    x = 299,861,154.25/19,247.31
  6. Step 6: Final answer
    x = 15,579.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.